<!DOCTYPE html>
<html lang="en">
<head>
    <meta charset="UTF-8">
    <meta content="IE=edge" http-equiv="X-UA-Compatible">
    <meta content="width=device-width, initial-scale=1.0" name="viewport">
    <title>Document</title>

</head>
<body>
<div id="app">
    <input type="text" v-model.lazy="msg">{{msg}}

</div>
<script src="./vue.js"></script>
<script>

    const vm = new Vue({
        el: '#app',
        data: {
            msg: ''
        }
    })


</script>
</body>
</html>